Having a good laptop battery is one of the most important parts of owning a laptop， especially if you intend to take advantage of the laptop's portability. Today， this laptop battery is recommended. Due to the high amount of power that this laptop battery are able to provide， it is typically quite useful and durable. It is extremely powerful while remaining cost effective， you can maximize your laptop's convenient portability and recharge this top-quality laptop battery easily. Overall， getting the power that you need from a battery is important， and this laptop battery provides amazing results for your laptop!                                    Features              <br> You can get long hours of battery life without having to frequently plug into recharge with the notebook battery<br> No memory effect. Chargeable even if it has not been used up yet<br> Using advanced cell technology and quality parts， the notebook laptop battery guarantees the stamina you need for long work sessions and travel<br> Manufactured to the highest quality available， notebook laptop battery with true enhanced performance<br> Notebook laptop battery is powered by high quality cells<br> The replacement laptop battery recharges while it is installed and the computer is connected to AC power   <br>                                                            Specifications             Battery Type     Replacement Battery    <br> Cell Type     Li-ion    <br> Battery Number     6 Cell    <br> Voltage     11.1V    <br> Capacity     5200mAh    <br> Color     Black    <br> Dimensions     (7.87 x 1.97 x 0.79)" / (20 x 5 x 2)cm (L x W x H)    <br> Weight     13.09oz / 371g    <br> Compatible Part Number      312-0701， 312-0702， KM887， KM898， KM901， KM958， MT275， MT276， MT277， PW772， PW773， RM803，RM804， WU946， WU959， WU960， WU965， MT264    <br> Compatible Laptop Models     Dell Studio 15 Dell Studio 1535 Dell Studio 1536 Dell Studio 1537 Dell Studio 1555 Dell Studio 1557 Dell Studio 1558 Dell Studio PP33L Dell Studio PP39L       <br>                                                             Package Includes            1 x Laptop Battery<br>